Weather Records on 18 July 1920

59 weather records were set or tied worldwide on 18 July 1920. Highest significance: Frankfurt/Main (Feldbergstr.), DE.

Key Facts for 18 July 1920

On 18 July 1920, 59 weather records were set or tied at long-record stations worldwide.
30 were record highs and 11 were record lows, counting maximum and minimum temperature.
By timescale, 1 were all-time records, 0 monthly and 58 daily.
Frankfurt/Main (Feldbergstr.) set a daily record precipitation of 29.6 mm (1.2 in) on 18 July 1920.
Across 156 earlier years (1793 to 2026) the same calendar date averaged 464 records.

Record Map

59 stations

59 station records on 18 July 1920 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 18 July 1920: highest significance records shown on the map
Station	Country	Type	Value	Significance
Frankfurt/Main (Feldbergstr.)	Germany	Record daily precipitation	29.6 mm (1.2 in)	35 of 100 (Notable)
Munchen-Nymphenburg	Germany	Record high maximum temperature	36.2 C (97.2 F)	34 of 100 (Routine)
Southampton	Canada	Record daily precipitation	33.0 mm (1.3 in)	32 of 100 (Routine)
Chattanooga Wb City	United States	Record daily precipitation	47.2 mm (1.9 in)	31 of 100 (Routine)
Barrie	Canada	Record daily precipitation	53.8 mm (2.1 in)	29 of 100 (Routine)
Weissenburg	Germany	Record high maximum temperature	33.4 C (92.1 F)	24 of 100 (Routine)
Cudgen Plantation	Australia	Record daily precipitation	45.0 mm (1.8 in)	22 of 100 (Routine)
Nurnberg	Germany	Record high maximum temperature	34.2 C (93.6 F)	21 of 100 (Routine)
Jena Sternwarte	Germany	Record high maximum temperature	32.6 C (90.7 F)	20 of 100 (Routine)
Hohenpeissenberg	Germany	Record high maximum temperature	29.2 C (84.6 F)	20 of 100 (Routine)
Heinersreuth-Vollhof	Germany	Record high maximum temperature	32.3 C (90.1 F)	20 of 100 (Routine)
Middletown 4 W	United States	Record low minimum temperature	7.2 C (45.0 F)	20 of 100 (Routine)
Bamberg	Germany	Record high maximum temperature	33.2 C (91.8 F)	19 of 100 (Routine)
Bridgeton 1 NE	United States	Record daily precipitation	45.7 mm (1.8 in)	19 of 100 (Routine)
Hambantota	Sri Lanka	Record high maximum temperature	34.5 C (94.1 F)	18 of 100 (Routine)
Berlin-Dahlem	Germany	Record high maximum temperature	32.1 C (89.8 F)	18 of 100 (Routine)
Rapid City Forrest	Canada	Record daily precipitation	30.5 mm (1.2 in)	17 of 100 (Routine)
Hohenpeissenberg	Germany	Record high minimum temperature	21.2 C (70.2 F)	17 of 100 (Routine)
Plauen	Germany	Record high maximum temperature	33.1 C (91.6 F)	17 of 100 (Routine)
Adrian 2 NNE	United States	Record daily precipitation	25.9 mm (1.0 in)	17 of 100 (Routine)
Chatillon-Sur-Seine	France	Record daily precipitation	24.0 mm (0.9 in)	16 of 100 (Routine)
Algiers-Ville/Universite	Algeria	Record high maximum temperature	36.0 C (96.8 F)	15 of 100 (Routine)
Owen Sound	Canada	Record daily precipitation	21.3 mm (0.8 in)	15 of 100 (Routine)
Welland	Canada	Record low maximum temperature	19.4 C (66.9 F)	15 of 100 (Routine)
Welland	Canada	Record daily precipitation	36.6 mm (1.4 in)	15 of 100 (Routine)
Tranebjerg	Denmark	Record high minimum temperature	17.3 C (63.1 F)	15 of 100 (Routine)
Cottbus	Germany	Record high maximum temperature	35.2 C (95.4 F)	15 of 100 (Routine)
Karesuando	Sweden	Record daily precipitation	19.7 mm (0.8 in)	15 of 100 (Routine)
Johnsonville	United States	Record daily precipitation	34.0 mm (1.3 in)	15 of 100 (Routine)
Salzburg	Austria	Record high maximum temperature	34.0 C (93.2 F)	14 of 100 (Routine)
Innsbruck	Austria	Record high maximum temperature	35.1 C (95.2 F)	14 of 100 (Routine)
Wiarton	Canada	Record daily precipitation	30.7 mm (1.2 in)	14 of 100 (Routine)
Waren	Germany	Record high minimum temperature	18.3 C (64.9 F)	14 of 100 (Routine)
Irkutsk	Russia	Record high maximum temperature	31.3 C (88.3 F)	13 of 100 (Routine)
Lowell	United States	Record low minimum temperature	11.1 C (52.0 F)	13 of 100 (Routine)
Alma	United States	Record daily precipitation	33.5 mm (1.3 in)	13 of 100 (Routine)
Saentis	Switzerland	Record high minimum temperature	9.8 C (49.6 F)	12 of 100 (Routine)
Burlington	United States	Record low maximum temperature	21.7 C (71.1 F)	12 of 100 (Routine)
North Bruce	Canada	Record daily precipitation	26.9 mm (1.1 in)	11 of 100 (Routine)
Chatham 2	Canada	Record daily precipitation	30.5 mm (1.2 in)	11 of 100 (Routine)
Wilmington Wb City	United States	Record daily precipitation	39.1 mm (1.5 in)	11 of 100 (Routine)
Ottawa Cda	Canada	Record low maximum temperature	18.9 C (66.0 F)	8 of 100 (Routine)
Port Dover	Canada	Record low maximum temperature	18.9 C (66.0 F)	8 of 100 (Routine)
Sonnblick	Austria	Record high minimum temperature	4.9 C (40.8 F)	7 of 100 (Routine)
Calgary Int'l A	Canada	Record high minimum temperature	14.4 C (57.9 F)	7 of 100 (Routine)
Indian Head Cda	Canada	Record high maximum temperature	37.8 C (100.0 F)	7 of 100 (Routine)
Munchen-Nymphenburg	Germany	Record high minimum temperature	20.1 C (68.2 F)	5 of 100 (Routine)
Darwin Post Office	Australia	Record high minimum temperature	23.6 C (74.5 F)	4 of 100 (Routine)
Sonnblick	Austria	Record high maximum temperature	10.6 C (51.1 F)	4 of 100 (Routine)
Parry Sound	Canada	Record low maximum temperature	16.1 C (61.0 F)	3 of 100 (Routine)
Storrs	United States	Record low minimum temperature	10.0 C (50.0 F)	3 of 100 (Routine)
Portland	United States	Record low minimum temperature	12.2 C (54.0 F)	3 of 100 (Routine)
Boras	Sweden	Record high minimum temperature	13.5 C (56.3 F)	2 of 100 (Routine)
Needles	United States	Record high maximum temperature	46.7 C (116.1 F)	2 of 100 (Routine)
Plymouth	United States	Record low maximum temperature	23.3 C (73.9 F)	2 of 100 (Routine)
Cape May 2 NW	United States	Record low maximum temperature	21.1 C (70.0 F)	1 of 100 (Routine)
Banff	Canada	Record high minimum temperature	9.4 C (48.9 F)	0 of 100 (Routine)
Prince Albert	Canada	Record high maximum temperature	33.3 C (91.9 F)	0 of 100 (Routine)
Cottbus	Germany	Record high minimum temperature	17.8 C (64.0 F)	0 of 100 (Routine)

Counts by Type and Timescale

59 records

Records set or tied on 18 July 1920 by type: Highest daily maximum 19, Lowest daily maximum 7, Highest daily minimum 11, Lowest daily minimum 4, Heaviest daily rainfall 18.

Records on 18 July 1920 by type
Record type	Records
Highest daily maximum	19
Lowest daily maximum	7
Highest daily minimum	11
Lowest daily minimum	4
Heaviest daily rainfall	18
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 18 July 1920 by timescale: all-time 1, monthly 0, daily 58.

How Much Records Were Beaten By

49 broken records

Margins by which the 49 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 28.7. Ties are not counted.

Top 20 by Significance

18 July 1920

Top 20 records on 18 July 1920 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
18 July 1920	Frankfurt/Main (Feldbergstr.), DE	daily rain	29.6 mm (1.2 in)	19.4 mm (0.8 in)	8 years	35 of 100 (Notable)
18 July 1920	Munchen-Nymphenburg, DE	all-time high max	36.2 C (97.2 F)	0.9 C (1.6 F)	27 years	34 of 100 (Routine)
18 July 1920	Southampton, CA	daily rain	33.0 mm (1.3 in)	12.9 mm (0.5 in)	41 years	32 of 100 (Routine)
18 July 1920	Chattanooga Wb City, US	daily rain	47.2 mm (1.9 in)	19.0 mm (0.7 in)	40 years	31 of 100 (Routine)
18 July 1920	Barrie, CA	daily rain	53.8 mm (2.1 in)	25.9 mm (1.0 in)	3 years	29 of 100 (Routine)
18 July 1920	Weissenburg, DE	daily high max	33.4 C (92.1 F)	3.9 C (7.0 F)	39 years	24 of 100 (Routine)
18 July 1920	Cudgen Plantation, AU	daily rain	45.0 mm (1.8 in)	28.7 mm (1.1 in)	24 years	22 of 100 (Routine)
18 July 1920	Nurnberg, DE	daily high max	34.2 C (93.6 F)	3.0 C (5.4 F)	38 years	21 of 100 (Routine)
18 July 1920	Jena Sternwarte, DE	daily high max	32.6 C (90.7 F)	0.4 C (0.7 F)	38 years	20 of 100 (Routine)
18 July 1920	Hohenpeissenberg, DE	daily high max	29.2 C (84.6 F)	2.4 C (4.3 F)	39 years	20 of 100 (Routine)
18 July 1920	Heinersreuth-Vollhof, DE	daily high max	32.3 C (90.1 F)	2.4 C (4.3 F)	39 years	20 of 100 (Routine)
18 July 1920	Middletown 4 W, US	daily low min	7.2 C (45.0 F)	2.8 C (5.0 F)	31 years	20 of 100 (Routine)
18 July 1920	Bamberg, DE	daily high max	33.2 C (91.8 F)	2.0 C (3.6 F)	39 years	19 of 100 (Routine)
18 July 1920	Bridgeton 1 NE, US	daily rain	45.7 mm (1.8 in)	12.2 mm (0.5 in)	28 years	19 of 100 (Routine)
18 July 1920	Hambantota, LK	daily high max	34.5 C (94.1 F)	0.1 C (0.2 F)	43 years	18 of 100 (Routine)
18 July 1920	Berlin-Dahlem, DE	daily high max	32.1 C (89.8 F)	2.7 C (4.9 F)	29 years	18 of 100 (Routine)
18 July 1920	Rapid City Forrest, CA	daily rain	30.5 mm (1.2 in)	8.9 mm (0.35 in)	21 years	17 of 100 (Routine)
18 July 1920	Hohenpeissenberg, DE	daily high min	21.2 C (70.2 F)	3.4 C (6.1 F)	16 years	17 of 100 (Routine)
18 July 1920	Plauen, DE	daily high max	33.1 C (91.6 F)	2.1 C (3.8 F)	35 years	17 of 100 (Routine)
18 July 1920	Adrian 2 NNE, US	daily rain	25.9 mm (1.0 in)	12.2 mm (0.5 in)	18 years	17 of 100 (Routine)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1793 to 1920

Records set or tied on this calendar date in each year from 1793 to 1920. 1920 had 59 records.

Counts for years before the ledger starts come from the same station rules.

Records on 07-18 in each year
Year	Records
1793	2
1801	1
1845	1
1847	1
1851	1
1858	1
1862	1
1863	2
1865	1
1866	2
1871	2
1872	1
1874	1
1877	1
1878	4
1880	1
1881	2
1883	2
1886	2
1887	2
1888	1
1889	2
1890	4
1891	1
1892	2
1895	1
1896	2
1897	6
1898	2
1899	3
1900	8
1901	5
1902	3
1903	14
1904	7
1905	22
1906	13
1907	12
1908	39
1909	11
1910	33
1911	42
1912	28
1913	21
1914	47
1915	95
1916	235
1917	265
1918	58
1919	38
1920	59
1921	67
1922	138
1923	126
1924	306
1925	217
1926	191
1927	85
1928	108
1929	123
1930	462
1931	382
1932	343
1933	228
1934	502
1935	212
1936	665
1937	334
1938	306
1939	424
1940	352
1941	349
1942	661
1943	277
1944	333
1945	350
1946	334
1947	385
1948	289
1949	521
1950	632
1951	307
1952	597
1953	493
1954	501
1955	423
1956	466
1957	325
1958	475
1959	548
1960	669
1961	280
1962	516
1963	269
1964	523
1965	707
1966	545
1967	735
1968	998
1969	590
1970	530
1971	625
1972	701
1973	976
1974	729
1975	643
1976	1,047
1977	839
1978	881
1979	821
1980	747
1981	624
1982	749
1983	1,071
1984	1,000
1985	582
1986	908
1987	1,845
1988	1,001
1989	1,233
1990	1,053
1991	589
1992	1,135
1993	1,013
1994	720
1995	904
1996	1,157
1997	785
1998	1,169
1999	900
2000	1,214
2001	909
2002	840
2003	1,159
2004	985
2005	1,210
2006	1,285
2007	1,267
2008	593
2009	1,757
2010	878
2011	1,148
2012	1,070
2013	921
2014	1,348
2015	745
2016	609
2017	426
2018	699
2019	548
2020	361
2021	676
2022	1,071
2023	867
2024	581
2025	779
2026	806

Download the Data

Data for records on 1920-07-18: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 5	34
5 to 10	5
10 to 15	5
15 to 20	3
20 to 25	0
25 to 30	2